Transistors

MOSFET Threshold Voltage Calculator Home›Electronics Calculators›Transistors & IC Applications›MOSFET Threshold Voltage Calculator This calculator requires JavaScript. Vth = VFB + 2φF + γ√(2φF) NMOS typicalThick oxideLow-Vth MOSFET Threshold Voltage Calculator… read more

Op-Amp Gain Calculator Home›Electronics Calculators›Transistors & IC Applications›Op-Amp Gain Calculator This calculator requires JavaScript. Inv: −Rf/Rin Non-Inv: 1+Rf/Rin Diff: Rf/Rin Inv ×−10Inv ×−10 (high Z)Non-Inv ×11Unity bufferDiff ×10 Op-Amp Gain… read more

Emitter Resistor Calculator Home›Electronics Calculators›Transistors & IC Applications›Emitter Resistor Calculator This calculator requires JavaScript. RE = VE/IE VE = VB − VBE Stability: VE ≈ 1–2V 12V, 1mA5V, 2mA9V, 5mA24V,… read more

BJT Gain Calculator Home›Electronics Calculators›Transistors & IC Applications›BJT Gain Calculator This calculator requires JavaScript. β = IC/IB α = IC/IE α = β/(β+1) \u03B2=100, IB=1mA\u03B2=200, IB=0.5mA\u03B2=50, IB=2mA\u03B2=300, IB=0.1mA BJT Gain… read more

Shockley Diode Calculator Home›Electronics Calculators›Transistors & IC Applications›Shockley Diode Calculator This calculator requires JavaScript. I = IS(eV/(nVT) − 1) VT = kT/q ≈ 26mV @ 25°C n = ideality factor… read more

MOSFET Calculator Home›Electronics Calculators›Transistors & IC Applications›MOSFET Calculator This calculator requires JavaScript. ID = K(VGS−Vth)² P = ID × VDS RDS(on) = VDS/ID Logic level 5VPower MOSFET3.3V low Vth MOSFET… read more

MOSFET Gate Resistor Calculator Home›Electronics Calculators›Transistors & IC Applications›MOSFET Gate Resistor Calculator This calculator requires JavaScript. RG = Vdrive / Ipeak ton ≈ 2.2 × RG × Ciss Ipeak =… read more

Transistor Biasing Calculator Home›Electronics Calculators›Transistors & IC Applications›Transistor Biasing Calculator This calculator requires JavaScript. VB = VCC×R2/(R1+R2) IC ≈ (VB−VBE)/RE VCE = VCC−IC(RC+RE) 12V amplifier9V amp5V amp Transistor Biasing Calculator… read more

LM317 Resistor Calculator Home›Electronics Calculators›Transistors & IC Applications›LM317 Resistor Calculator This calculator requires JavaScript. Vout = 1.25(1 + R2/R1) R1 = 240Ω (standard) Iadj ≈ 50µA 5V out3.3V out9V out12V… read more

555 Timer Calculator Home›Electronics Calculators›Transistors & IC Applications›555 Timer Calculator This calculator requires JavaScript. f = 1.44 / ((R1+2R2)C) D = (R1+R2)/(R1+2R2) T = 1.1 × R × C (mono)… read more

Transistor Base Resistor Calculator Home›Electronics Calculators›Transistors & IC Applications›Transistor Base Resistor Calculator This calculator requires JavaScript. RB = (Vin−VBE)/IB IB = IC/β Overdrive: 10× IB(min) 5V → LED 120mA3.3V →… read more